diff --git a/src/components/staff/Member.astro b/src/components/staff/Member.astro
index f99fb25..ef32190 100644
--- a/src/components/staff/Member.astro
+++ b/src/components/staff/Member.astro
@@ -11,40 +11,50 @@ interface Props {
   ImageSrc?: string;
   githubID?: string;
   xID?: string;
+  otherUrl?: string;
   label?: string;
+  isrubynokai?: boolean;
 }
-const { name, md5Email, ImageSrc, githubID, xID, label } = Astro.props;
+const { name, md5Email, ImageSrc, githubID, xID, otherUrl, label, isrubynokai } = Astro.props;
 
 const iconSize = 400;
 ---
 
 <div class="outer">
   <MiniPanel>
-    <div class="icon">
-      {md5Email && <GravatarImage md5Email={md5Email} size={iconSize} alt={name} />}
-      {ImageSrc && <img src={ImageSrc} alt={name} />}
-    </div>
-    {label && <div class="label">{label}</div>}
-    <h3>{name}</h3>
-    <div class="socials">
-      {githubID && (
-        <div class="social github">
-          <img src={GitHubMarkImage.src} /><a
-            href=`https://github.com/${githubID}`
-          >
-            @{githubID}
-          </a>
-        </div>
-      )}
-      {xID && (
-        <div class="social x">
-          <img src={XLogoBlackImage.src} /><a
-            href=`https://x.com/${xID}`
-          >
-            @{xID}
-          </a>
+    <div class="container">
+      <div class="icon">
+        {(!isrubynokai && md5Email) && <GravatarImage md5Email={md5Email} size={iconSize} alt={name} />}
+        {(!isrubynokai && ImageSrc) && <img src={ImageSrc} alt={name} />}
+        {isrubynokai && <img class="rubynokai" src={ImageSrc} alt={name}/>}
+      </div>
+      <div>
+        {label && <div class="label">{label}</div>}
+        <h3>{name}</h3>
+        <div class="socials">
+          {githubID && (
+            <div class="social github">
+              <img src={GitHubMarkImage.src} /><a
+                href=`https://github.com/${githubID}`
+              >
+                @{githubID}
+              </a>
+            </div>
+          )}
+          {xID && (
+            <div class="social x">
+              <img src={XLogoBlackImage.src} /><a
+                href=`https://x.com/${xID}`
+              >
+                @{xID}
+              </a>
+            </div>
+          )}
+          {otherUrl && (
+            <a class="other" href={otherUrl}>{otherUrl}</a>
+          )}
         </div>
-      )}
+      </div>
     </div>
   </MiniPanel>
 </div>
@@ -60,12 +70,23 @@ const iconSize = 400;
     }
   }
 
+  .container {
+    display: flex;
+    flex-direction: column;
+  }
+  @media screen and (480px < width <= 720px) {
+    .container {
+      flex-direction: row;
+      gap: 24px;
+    }
+  }
   .icon {
     display: flex;
     justify-content: center;
     margin-bottom: 32px;
 
     img {
+      background-color: #fff;
       border-radius: 12px;
       border: solid #d9d9d9 1px;
       width: 200px;
@@ -76,6 +97,15 @@ const iconSize = 400;
       }
     }
   }
+  @media screen and (480px < width <= 720px) {
+    .icon {
+      margin-bottom: 0;
+    }
+  }
+
+  .rubynokai {
+    padding: 12px;
+  }
 
   .label {
     font-family: "Hiragino Kaku Gothic Pro", "Noto Sans JP", sans-serif;
@@ -112,6 +142,7 @@ const iconSize = 400;
     display: flex;
     flex-direction: row;
     align-items: center;
+    flex-wrap: wrap;
   }
 
   .social img {
@@ -137,4 +168,12 @@ const iconSize = 400;
       font-size: 16px;
     }
   }
+
+  .other {
+    word-wrap: anywhere;
+    font-family: "Futura", "Jost", sans-serif;
+    font-size: 16px;
+    line-height: 24px;
+    text-decoration: underline;
+  }
 </style>
diff --git a/src/components/staff/pics/hirotea.jpg b/src/components/staff/pics/hirotea.jpg
new file mode 100644
index 0000000..a30a7bc
Binary files /dev/null and b/src/components/staff/pics/hirotea.jpg differ
diff --git a/src/components/staff/pics/tdakak.jpg b/src/components/staff/pics/tdakak.jpg
new file mode 100644
index 0000000..51230ce
Binary files /dev/null and b/src/components/staff/pics/tdakak.jpg differ
diff --git a/src/pages/staff.astro b/src/pages/staff.astro
index 0a637e8..4788bb0 100644
--- a/src/pages/staff.astro
+++ b/src/pages/staff.astro
@@ -4,12 +4,22 @@ import Panel from "../components/Layouts/Panel.astro";
 import Member from "../components/staff/Member.astro";
 
 import OkuramasafumiImage from "../components/staff/pics/okuramasafumi.jpg";
+import TdakakImage from "../components/staff/pics/tdakak.jpg";
+import HiroteaImage from "../components/staff/pics/hirotea.jpg";
 
 const title = "スタッフ | 東京Ruby会議12";
 const twitter_card = "summary_large_image";
 ---
 
 <style>
+  h3 {
+    font-family: "Futura", "Jost", sans-serif;
+    font-size: 32px;
+    font-weight: 500;
+    line-height: 43px;
+    margin-bottom: 24px;
+  }
+
   .container {
     display: flex;
     flex-wrap: wrap;
@@ -18,7 +28,8 @@ const twitter_card = "summary_large_image";
 </style>
 
 <Layout title={title} twitter_card={twitter_card}>
-  <Panel title="Organizers" subtitle="実行委員">
+  <Panel title="Staff">
+    <h3>Organizers</h3>
     <div class="container">
       <Member
         label="Chief Organizer"
@@ -69,6 +80,68 @@ const twitter_card = "summary_large_image";
         ImageSrc={OkuramasafumiImage.src}
       />
     </div>
+    <h3>Helpers</h3>
+    <div class="container">
+      <Member
+        name="Tomoya Chiba"
+        xID="nemunemu3desu"
+        githubID="tomoasleep"
+        md5Email="c3ddc2fb6aad352cdfacc5a0c6d784c7"
+      />
+      <Member
+        name="polamjag"
+        xID="polamjag"
+        githubID="polamjag"
+        md5Email="f9fa9b6225d62d8c0559e993906ca4f5"
+      />
+      <Member
+        name="Koji Nakamura"
+        xID="kozy4324"
+        githubID="kozy4324"
+        md5Email="41a3b3d39a9f1f097eeca98e90622576"
+      />
+      <Member
+        name="Kaoru Endo"
+        xID="aiandrox"
+        githubID="aiandrox"
+        md5Email="43d7033f39dd4922f0936a42182c1291"
+      />
+      <Member
+        name="Naohisa Yokoyama"
+        xID="_shrrk"
+        githubID="nhsykym"
+        md5Email="2e9f17022d0698764d2b141065de6d8f"
+      />
+      <Member
+        name="ただあき"
+        xID="tdakak"
+        ImageSrc={TdakakImage.src}
+      />
+      <Member
+        name="Taiga Muraoka"
+        githubID="muraoka"
+        md5Email="3d0cfebb94a574828929e0b4048ea3f9"
+      />
+      <Member
+        name="Shogo Terai"
+        xID="krpk1900_dev"
+        githubID="krpk1900"
+        md5Email="e05c5bb6ec6456ba8d7c5b83e5dd5cb4"
+      />
+      <Member
+        name="hirotea"
+        xID="nifuchi222222"
+        ImageSrc={HiroteaImage.src}
+      />
+    </div>
+    <h3>Support</h3>
+    <div class="container">
+      <Member
+        name="日本Rubyの会"
+        otherUrl="https://ruby-no-kai.org/"
+        ImageSrc="https://gyazo.com/fa3bc8419cb3ac3fe9c05490d3ab354f.png"
+        isrubynokai={true}
+      />
+    </div>
   </Panel>
-  <!-- <Panel title="Helper" subtitle="ヘルパー"></Panel> -->
 </Layout>